Cheap Flights from Atlanta (FTY) to Marathon (MTH)

Popular airlines from Atlanta, GA (FTY-Fulton County) to Marathon, FL (MTH-Florida Keys Marathon)

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Frequently asked questions

How much does a flight from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon) cost?
Grab a cheap one-way flight or cheap return flight from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon)?
is the most affordable month to fly from FTY to MTH. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest FTY to MTH flight.
How many flights per day from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon)?
You'll have to take a flight with a layover when traveling from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from FTY to MTH?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon)?
To avoid potential delays on the Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon) last-minute?
Waiting until just before your departure to book a ticket from FTY to MTH generally means paying more. While you might find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of getting a bargain.
Can I cancel or change the date of my flight from Fulton County Airport (FTY) to Marathon, FL (MTH-Florida Keys Marathon)?
In most instances, you can modify or cancel your FTY to MTH flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want more details, visit our Customer Service portal.

Travel information

Origin airport
Fulton County
Destination airport
Florida Keys Marathon
Distance
659 mi

Book with confidence

Atlanta to Marathon Flights

The cheapest times to fly from Atlanta to Marathon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Atlanta to Marathon are during the month of . You can find some of the cheapest flights from Atlanta to Marathon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Atlanta to Marathon

Sunday is one of the best days to book for cheap flights from Atlanta to Marathon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Atlanta to Marathon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Atlanta to Marathon in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Atlanta to Marathon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Atlanta to Marathon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Atlanta to Marathon Flights

*Flight schedules are subject to change.

*Available to One Key members.